KEWANEE OIL CO. v. BICRON CORP.

No. 73-187.

416 U.S. 470 (1974)

KEWANEE OIL CO. v. BICRON CORP. ET AL.

Supreme Court of United States.

Decided May 13, 1974.


Attorney(s) appearing for the Case

Erwin N. Griswold argued the cause for petitioner. With him on the brief were Robert J. Hoerner, Barry L. Springel, Edward P. Troxell, Robert P. Mooney, and James A. Lucas.

William C. McCoy, Jr., argued the cause and filed a brief for respondents.*


MR. CHIEF JUSTICE BURGER delivered the opinion of the Court.

We granted certiorari to resolve a question on which there is a conflict in the courts of appeals: whether state trade secret protection is pre-empted by operation of the federal patent law.1 In the instant case the Court of Appeals for the Sixth Circuit held that there was preemption.2 The Courts of Appeals...

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